CVE-2021-34280 Memory corruption in n/a

High 7.8 Published Updated

An attacker can achieve remote code execution by tricking a user into opening a crafted PDF file in Polaris Office.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2021-34280?

CVE-2021-34280 is a high-severity memory corruption vulnerability in n/a, published on 8 Jun 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Polaris Office v9.103.83.44230 is affected by a Uninitialized Pointer Vulnerability in PolarisOffice.exe and EngineDLL.dll that may cause a Remote Code Execution. To exploit the vulnerability, someone must open a crafted PDF file.

Weakness: CWE-824

Which versions are affected by CVE-2021-34280?

It affects 1 product.

Products include Polarisoffice Polaris Office.

How do I fix CVE-2021-34280?

No fix has been published for CVE-2021-34280 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2021-34280 being exploited?

There is no known exploitation of CVE-2021-34280 in the wild and no public exploit code.

Sources

Also known as GHSA-c328-xf5g-2939.

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